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Microsoft Exam MB-500 Topic 1 Question 21 Discussion

Actual exam question for Microsoft's MB-500 exam
Question #: 21
Topic #: 1
[All MB-500 Questions]

You are Dynamics 36S Finance developer.

You need to explain the performance advantages of the different concurrency models.

What are three performance advantages of optimistic concurrency control over pessimistic concurrency control? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one point.

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Suggested Answer: C, D, E

Optimistic Concurrency only locks records from the time when the actual update is performed.

Following are the advantages of using OCC:

Records remain available for other processes to update if they have been selected from the database but haven't yet been updated.

Records are locked for a shorter length of time.

Fewer resources are used to hold the locks during the update process.


https://docs.microsoft.com/en-us/dynamicsax-2012/developer/optimistic-concurrency-control

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